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Duets You Didn't Expect

Pitbull & Tim McGraw - They took the stage together during the recent ACM Tim McGraw Superstar Summer Night to perform Timâs âFelt Good on My Lipsâ

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Brad Paisley & LL Cool J â âAccidental Racistâ

Photo: Getty Images

Usher and Blake Shelton â While filming the latest season of âThe Voice,â the two coaches revealed that theyâve already talked about doing a collaboration. They didnât want to give it away yet.